Netflix has announced a problem of estimating unavailable entries of partially filled matrix and since then approximating unknown entries have been focus of many researchers [1]}, [2]}.
The problem was targeting to estimate how a user would rate a movie that he / she never watched based on previously provided ratings.
The problem has been motivated in an environment that, the company had the data of rating of some users on some subset of movies.
Having this accurate estimation method provided, it would be used for the movie recommendation of the system for the users.
